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Finding the Fourth Proportional to 5,855.78, 8,776.92 and 3,253.52

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Solution

The fourth proportional to 5,855.78, 8,776.92 and 3,253.52 is: 4,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.78 : 8,776.92 = 3,253.52 : x
  2. Step 2: Convert to fraction form
    5,855.78/8,776.92 = 3,253.52/x
  3. Step 3: Cross multiply
    5,855.78x = 8,776.92 × 3,253.52
  4. Step 4: Simplify right side
    5,855.78x = 28,555,884.76
  5. Step 5: Solve for x
    x = 28,555,884.76/5,855.78
  6. Step 6: Final answer
    x = 4,876.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.